http://www4.planalto.gov.br/legislacao/
 Decretos-Leis
  1937   a  1946
   3.688, de 3.10.41
   2.848, de 7.12.40
http://planalto.gov.br/ccivil_03/decreto-lei/Del3688.htm
http://planalto.gov.br/CCIVIL_03/Decreto-Lei/Del2848.htm